共 56 条
[1]
ABBOTT W, 1972, NOVA HEDWIGIA BEIH, V23, P847
[2]
BEHNING A, 1928, BINNENGEWASSER
[6]
BUTCHER RW, 1948, VERH INT VER LIMNOL, V10, P98
[7]
CAIRNS J, 1973, BIOL METHODS ASSESSM, P148
[8]
CHAPPELLE EW, 1975, LABORATORY PROCEDURE
[9]
CHOLNOKY BJ, 1958, BER DEUT BOT GES, V71, P177
[10]
COLLINS GB, 1974, CURRENT SELECT BIBLI